the use of spectroscopy to determine the masses of small electrically charged particles

but the core of the project, and half the budget, will go to he's new mass spectroscopy centre, to be built near the beijing proteome research center.

不过，预算的一半资金将投入到计划的核心项目-新的质谱分析中心的建立，该中心位于北京蛋白质组研究中心附近。

until now, no spatial distribution of particles in plasma has been measured simultaneously by means of mass spectroscopy analysis.

到目前为止，还未见到用质谱手段来测量等离子体中粒子空间特性的报道。

the characteristic ions and fragmentation patterns of shikimic acid were discussed by eims, esims and ms/ms. this paper summarizes the basic of mass spectroscopy of shikimic acid.

探讨该化合物的质谱特征离子与裂解途径，提供莽草酸的质谱学基础。

he even had his colleagues use a mass spectroscopy machine to evaluate a blue scorpion venom treatment the patient had stumbled on. it turned out to be just blue water.

fisch医生甚至让他的同事们使用了一种质量光谱学机器来评价蓝蝎子毒液治疗这位病人，结果证明失败，它只是一堆蓝汪汪的水。

ge si strained layers were characterized with double crystal x ray diffraction, secondary ion mass spectroscopy and spreading resistance. the ge content in the epilayers was found to be homogeneous.

利用双晶x射线衍射技术测试了外延层，确定外延层的组分与晶体质量，并利用二次离子质谱仪进行了纵向组分分布剖析，利用扩展电阻仪确定外延层的电学特性。

under ultra high vacuum condition, the adsorption of oxygen and ethylene on electrolytic silver containing barium was studied by mass spectroscopy and work function change measurement.

在超高真空条件下用热脱附和功函数变化等方法研究了氧在银-钡催化剂上的吸附和反应。

a systematic study of hexafluoroacetone hydrate has been carried out by introducing gas chromatograph, mass spectroscopy and nuclear magnetic resonance spectroscopy.

本文采用了气相色谱、色质联用及核磁共振法等分析方法对六氟丙酮水合物进行系统的研究。

mass spectroscopy is important, not because it generates a tsunami of data, but because it gives the isotope ratios that write a historical record of the global temperature.

质谱是很重要的，并非因为它能产生巨量的数据，而是在于从同位素的比例可以得到这个世界温度变化的历史。

jiangsu skyray instrument co. , ltd. is specialized in r&d, manufacturing and sales of analytical and measuring instruments in spectroscopy, chromatography and mass spectroscopy fields.

江苏天瑞仪器股份有限公司总部位于江苏省昆山市清华科技园，从事光谱、色谱、质谱三大系列分析测试仪器的研发、生产和销售。

conclusion hplc coupled with mass spectroscopy can be used for qualitative analysis of compound dandelion enema.

结论液质联用技术可用于复方蒲公英灌肠液的定性分析。

mass spectroscopy is so sensitive, though, that it can tell the difference between a nitrated and an un-nitrated peptide.

质谱的灵敏度能够确保把硝基缩氨酸和非硝基缩氨酸分辨出来。

an experiment was conducted to study the high-temperature annealing characteristics of polysilicon films using atomic force microscope, secondary ion mass spectroscopy and probe.

利用原子力显微镜、二次离子质谱分析仪和探针，对多晶硅薄膜的高温退火特性进行了实验研究。

using gas chromatography mass spectroscopy (gc-ms) method, 14% unknown components and contents in pecan oil were determined for the first time.

采用色-质联用仪对山核桃仁油中14%的未知成分及含量进行了确定和分析。

depth profile of the siof thin film from secondary ion mass spectroscopy showed the uneven distribution of f in the film.

二次离子质谱对薄膜深度分析的结果表明，f在薄膜中的分布是不均匀的。

site visits included inspections of the centre for medical radiation physics and the mass spectroscopy facility.

法国大使参观了医学放射物理研究中心与光谱学院。

the methods of 1h nuclear magnetic resonance (nmr) and mass spectroscopy were used in detecting the metabolites of brodimoprim (bdp) in rat plasma.

用核磁共振氢谱和质谱法研究大鼠血浆中溴莫普林（bdp）及其代谢物。